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Exploits
ID:9545 - Exploit for Out-of-bounds write in Linux kernel - CVE-2021-22555
ID:9545 - Exploit for Out-of-bounds write in Linux kernel - CVE-2021-22555
Published: February 8, 2024
Vulnerability identifier: #VU56017
Vulnerability risk: Low
CVE-ID: CVE-2021-22555
CWE-ID: CWE-787
Exploitation vector: Local access
Vulnerable software:
Linux kernel
Linux kernel
Link to public exploit:
Vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error when processing untrusted input in net/netfilter/x_tables.c in Linux kernel. A local user can run a specially crafted program to trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
Remediation
Install updates from vendor's website.